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266274 (2007 AH20)
Classification: Main-belt Asteroid          SPK-ID: 2266274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1146340963663239 6.2346e-08  
a 2.450234010152091 1.7513e-08 au
q 2.169353648512272 1.468e-07 au
i 3.272779078482194 4.5198e-06 deg
node 69.17830082583876 9.5782e-05 deg
peri 108.3869043391958 9.7898e-05 deg
M 21.9637309868411 1.8757e-05 deg
tp 2458515.030062277171
(2019-Jan-31.53006228)
7.2892e-05 TDB
period 1400.908506785696
3.84
1.502e-05
4.112e-08
d
yr
n .2569760967659474 2.7551e-09 deg/d
Q 2.73111437179191 1.9521e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      6503 days (17.80 yr)  
   first obs. used      2001-09-12  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58648  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:29  

Additional Information
 Earth MOID = 1.17614 au 
 Jupiter MOID = 2.23238 au 
 T_jup = 3.485 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO433729  

266274 (2007 AH20)          Discovered 2007-Jan-10 by LINEAR at Socorro
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2007 AH20 = 2005 QL26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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